If you've been eyeing those gorgeous tomatoes at the farmers market and wondering what it might take to transform them into jars of delicious red sauce, wonder no more. Here is everything you need to know to make a moderate-sized batch of tomato sauce for your pantry (or your freezer!), from picking the right tomatoes to packing the sauce into jars. Fifteen pounds of fresh tomatoes. One afternoon. Eight pints of sauce. It's go time.